Zhejiang Jinko Solar Co LTD is a component of JinkoSolar Holding Co., Ltd., a global leader in the solar industry. JinkoSolar Holding Co., Ltd. (NYSE: JKS) was established in December 2006 and is headquartered in Shanghai, China, with Zhejiang Jinko Solar Co LTD maintaining a corporate office in Jiaxing, Zhejiang, China. The broader JinkoSolar entity is publicly traded on the New York Stock Exchange and its subsidiary, Jinko Solar Co., Ltd. (also referred to as Jiangxi Jinko Solar Co., Ltd.), is listed on the Shanghai Stock Exchange's STAR Board (SSE: 688223). As of 2022, JinkoSolar Holding Co., Ltd. reported 46,511 employees, with 2024 annual revenue reaching ¥92.26 billion (approximately US$12.64 billion).
The company operates as a vertically integrated manufacturer of photovoltaic (PV) products and provider of energy storage solutions. Its primary offerings include silicon ingots, wafers, solar cells (including advanced n-type TOPCon cells), and solar modules. JinkoSolar also provides solar system integration services and develops commercial solar power projects, with manufacturing facilities located in China, the United States, Malaysia, and Vietnam.
Zhejiang Jinko Solar Co LTD exhibits an active two-way patent litigation posture. The company has appeared as a plaintiff in two tracked cases and as a defendant in one, indicating both an assertion of its intellectual property and a defense against infringement claims. The plaintiff cases were filed in the United States District Court for the Southern District of Texas and the Northern District of California, while the defendant case is before the Patent Trial and Appeal Board (PTAB).
Notable litigation includes Shanghai Jinko Green Energy Enterprise Management Co LTD et al. v. Waaree Energies Limited et al. in the Southern District of Texas (2025) and Shanghai Jinko Green Energy Enterprise Management Co LTD et al. v. VSUN Solar USA Inc. et al. in the Northern District of California. Both cases feature "Shanghai Jinko Green Energy Enterprise Management Co LTD et al." as co-plaintiffs, suggesting a unified intellectual property enforcement strategy within the JinkoSolar group. The company is also a defendant in SEG Manufacturing Inc. et al. v. Zhejiang Jinko Solar Co Ltd et al. at the PTAB. JinkoSolar holds a substantial patent portfolio, encompassing over 5,700 patents worldwide, with 731 patents specifically related to N-type TOPCon technology.